body { 
    display: flex;
    justify-content: center;
}

label {

}

input {

}

button {

}

.login-card { 
    margin: 15% 50%;
    border: 2px solid #111;
    padding: 15px;
    border-radius: 20px;
}

.login-card h2 {
    margin: 0;
}

.field {

}

#result {

}

.success {

}

.error {
    color: red;
}